phpcache-bundle/DependencyInjection/MactroniquePhpCacheExtension.php

<?php

namespace Mactronique\Bundle\PhpCacheBundle\DependencyInjection;

use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\Config\FileLocator;
use Symfony\Component\HttpKernel\DependencyInjection\Extension;
use Symfony\Component\DependencyInjection\Loader;

/**
 * This is the class that loads and manages your bundle configuration
 *
 * To learn more see {@link http://symfony.com/doc/current/cookbook/bundles/extension.html}
 */
class MactroniquePhpCacheExtension extends Extension
{
    /**
     * {@inheritdoc}
     */
    public function load(array $configs, ContainerBuilder $container)
    {
        $configuration = new Configuration();
        $config = $this->processConfiguration($configuration, $configs);

        $loader = new Loader\YamlFileLoader($container, new FileLocator(__DIR__.'/../Resources/config'));
        $loader->load('services.yml');

        foreach ($config['drivers'] as $key => $value) {
            if (isset($value['options'])) {
                $container->setParameter('mactronique_cache.'.$value['name'].'.options', $value['options']);
            }
            $loader->load('drivers/'.$value['name'].'.yml');
        }

    }
}